Inheretance

Question 1

Although you have the FAT1 gene which predisposes you to obesity, you are skinny. This is an example of _____________

Answer 1

Incomplete penetrance

Question 2

Two patients with the same mutation, need different amounts of insulin to lower their blood sugar levels. Although they are genotypically identical the difference in insulin required is an example of:

Answer 2

Variable Expressivity

Question 3

Two patients with Alzheimers have mutations in different genes. This is an example of

Answer 3

Locus Heterogenity.

Question 4

Two patients with different mutations in the same gene have the same disease. This is an example of

Answer 4

Allelic Heterogeneity

Question 5

A mother takes a teratogen while pregnant resulting in poor limb formation of her child. Another mother does not take teratogens but her child has the same poor limb formation. Together, this is an example of:

Answer 5

Phenocopy